News & Analysis as of

Patent Term Adjustment Patent Invalidity

McDermott Will & Emery

Cellect Your Weapon: Navigating Potential Arguments in the Aftermath of In re Cellect

McDermott Will & Emery on

In In re Cellect, 81 F.4th 1216 (Fed. Cir. 2023), the US Court of Appeals for the Federal Circuit held that a later-expiring patent can be invalid for obviousness-type double patenting (ODP) in view of an earlier-expiring,...more

Linda Liu & Partners

Noteworthy Points in the Rules for the Implementation of China’s Patent Law 2023

Linda Liu & Partners on

Recently, the new Rules for the Implementation of Patent Law (hereinafter referred to as "the Rules") has been approved and promulgated by the State Council, and will come into force on January 20, 2024. There are many...more

Cozen O'Connor

OTDP After PTA: What You Need to Know

Cozen O'Connor on

The Federal Circuit just rendered a decision In re Cellect, LLC, Case Nos. 2022-1293; -1294; -1295; -1296 (Fed. Cir. Aug. 28, 2023), which raises potential validity issues where multiple patents by the same Applicant have...more

AEON Law

Patent Poetry: Patent Term Adjustments in Double-Patenting Determinations

AEON Law on

The Federal Circuit has ruled that when members of a patent family have different expiration dates due to patent term adjustments (PTAs), the earlier-expiring patent family members can be used as a basis for an...more

Mintz - Intellectual Property Viewpoints

Federal Circuit Puts the Onus on Patent Owners to Disclaim Patent Term or Face Double-Patenting

On August 28, 2023, the U.S. Court of Appeals for the Federal Circuit, in In re Cellect, Appeal No. 2022-1293, evaluated for the first time how statutorily authorized patent term adjustments interact with the judge-made...more

McDermott Will & Emery

The End Is Not So Near: Patent Term Adjustments Count in Obviousness-Type Double Patenting Determinations

Addressing for the first time how patent term adjustments (PTAs) interact with obviousness-type double patenting (ODP), the US Court of Appeals for the Federal Circuit concluded that when members of a patent family have...more

Foley & Lardner LLP

Federal Circuit Puts Patent Term Adjustment On The Chopping Block

Foley & Lardner LLP on

In In re Cellect, the Federal Circuit effectively held that Patent Term Adjustment (PTA) awarded under 35 USC § 154 is not protected from obviousness-type double patenting (OTDP) in view of a patent with the same 20-year...more

Akin Gump Strauss Hauer & Feld LLP

Federal Circuit: Patent Term Adjustment Results in Invalidity on Obviousness-Type Double Patenting Grounds

The Federal Circuit recently affirmed a United States Patent and Trademark Office (PTO) decision to invalidate four related patents on obviousness-type double patenting grounds (OTDP), holding that any analysis of OTDP for...more

Hudnell Law Group

Some common outcomes when pursuing patent litigation

Hudnell Law Group on

Patents protect intellectual property, but they are most effective when the holder is willing to defend them using litigation. It may involve jury trials, bench trials or even a subsequent appeal to the Circuit Court....more

Fenwick & West LLP

Patent Owners Win as Federal Circuit Reins in Gilead and AbbVie Double Patenting Rulings

Fenwick & West LLP on

In a pair of patent owner victories, the U.S. Court of Appeals for the Federal Circuit issued decisions limiting the applicability of obviousness-type double patenting — known as OTDP — to invalidate or limit the term of...more

Knobbe Martens

Novartis AG v. Ezra Ventures LLC

Knobbe Martens on

Federal Circuit Summary - Before Moore, Chen, and Hughes. Appeal from the United States District Court for the District of Delaware. Summary: Obviousness-type double patenting does not invalidate an otherwise validly...more

Dechert LLP

Recent Federal Circuit Decisions on Obviousness-Type Double Patenting May Shape Life Science Patent Portfolio Management

Dechert LLP on

The Federal Circuit recently decided two appeals, Novartis AG v. Ezra Ventures LLC (“Ezra”) and Novartis Pharms. Corp. v. Breckenridge Pharm. Inc. (“Breckenridge”) that both relate to the effect of obviousness-type double...more

Foley & Lardner LLP

Patent Term Adjustment Versus Double Patenting

Foley & Lardner LLP on

In Magna Electronics, Inc. v. TRW Automotive Holdings Corp., No. 1:12-cv-654; 1:13-cv-324 (Dec. 10, 2015), Judge Maloney of the U.S. District Court for the Western District of Michigan granted TRW’s motion for partial summary...more

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